Home
Engine Parts
Electrical System

BMW Electrical Sensors, Switches, & Relays for BMW 3 Series E93 (2007-2013)

Clear BMW chassis

Electrical gremlins can be very frustrating. Luckily your BMW's electrical system is better than most, even if it's 25 years old. Here you will find electrical relays, sensors, switches, and modules for the engine, camshaft, and crankshaft. Our parts are OEM, Genuine BMW, or approved aftermarket brands that we have an excellent track record with. There is no middle ground with electrical parts - it either works perfectly or not. And there's nothing more frustrating than a new part that fails right out of the box. So it's important to choose quality replacement parts over a cheap but faulty piece.

Sub-Categories

Sort By:

BMW E6X / E8X / E9X - N52 Replacement Starter Kit

10X Entries Into Our F80 M3 Sweepstakes

T#:15777314

Part#: SR0492NKT2-KT

In Stock

Sale - Save 4% $ 284.99

This product was last offered at the strikethrough price on
08-14-2026

$ 273.79 USD

Add to Wish List

Qty

Sale - Save 4%

$ 284.99

This product was last offered at the strikethrough price on
08-14-2026

$ 273.79 USD

Add to Wish List

Is your car having trouble starting? Does your starter click when you turn the key? Sounds like it's time for a new starter motor! Includes new starter with no core charge, intake gaskets, throttle body gasket and hardware.

Show More Show Less

Hella Camshaft Position Sensor

Two required per engine, may be replaced separately as needed.

T#:591910

Part#: 13627525014

In Stock

$ 66.99 USD

Add to Wish List

Qty

$ 66.99 USD

Add to Wish List

Monitors camshaft location

Hella Hella Horn - High Tone

T#:592707

Part#: 2768551

In Stock

$ 30.99 USD

Add to Wish List

Qty

$ 30.99 USD

Add to Wish List

Disc Type High-Tone, 12 V, 400 Hz with Bracket

Hella Hella Horn - Low Tone

T#:590880

Part#: 2768082

In Stock

$ 36.99 USD

Add to Wish List

Qty

$ 36.99 USD

Add to Wish List

Disc Type Low-Tone, 12 V, 335 Hz with Bracket

Valvetronic Camshaft Adjuster replacement kit

10X Entries Into Our F80 M3 Sweepstakes

T#:15677492

Part#: 11127556161-KT

In Stock

Sale - Save 19% $ 220.99

This product was last offered at the strikethrough price on
05-03-2026

$ 179.28 USD

Add to Wish List

Qty

Sale - Save 19%

$ 220.99

This product was last offered at the strikethrough price on
05-03-2026

$ 179.28 USD

Add to Wish List

Valv-tronic adjuster unit, Changes the the timing shaft to adjust the valve timing.

Bosch Starter Motor With Hardware

10X Entries Into Our F80 M3 Sweepstakes

T#:56110332

Part#: SR0492NKT4

In Stock

$ 273.99

This product was last offered at the strikethrough price on
08-14-2026

$ 261.99 USD

Add to Wish List

Qty

$ 261.99 USD

Add to Wish List

At the core is a brand-new Bosch Starter Motor, engineered to withstand extreme operating conditions while delivering immediate cranking speed. This kit includes also the required Genuine BMW Aluminum Mounting Screw Set.

Show More Show Less

Hella Air Horn Kit

T#:592708

Part#: 3001651

Ships in 1 Business Day

$ 143.99

This product was last offered at the strikethrough price on
05-07-2026

$ 124.99 USD

Add to Wish List

Qty

$ 124.99 USD

Add to Wish List

Get noticed with this air horn kit from Hella!

Hella Horn - Low-Tone

T#:28869559

Part#: 7424001

Ships in 4 Business Days

$ 17.99 USD

Add to Wish List

Qty

$ 17.99 USD

Add to Wish List

Universal fit. Not direct fit.

Hella Horn - High-Tone

T#:592716

Part#: 7424011

In Stock

$ 17.99 USD

Add to Wish List

Qty

$ 17.99 USD

Add to Wish List

Upgrade the sound of your BMW or MINI with the Hella Horn - High-Tone. This high-quality horn delivers a powerful and attention-grabbing sound, enhancing safety on the road. Designed for easy installation, it provides a quick and effective way to improve the audible presence of your vehicle.

Powerful and attention-grabbing sound
Enhances safety on the road
Easy installation for convenience
Compatible with BMW and MINI models
High-quality construction for durability

Enhance the audible presence of your BMW or MINI with the Hella Horn - High-Tone, ensuring you're heard when it matters most.

Show More Show Less

Hella Relay

T#:592718

Part#: 965400001

In Stock

$ 14.99 USD

Add to Wish List

Qty

$ 14.99 USD

Add to Wish List

12V 30A SPST relay with bracket

New 150A Alternator

T#:58965212

Part#: 0124.525.561

Ships on Nov 3, 2026

$ 487.99 USD

Add to Wish List

Qty

$ 487.99 USD

Add to Wish List

SEG Automotive, the company behind Bosch's starter motor and generator business, builds this brand-new 150-amp alternator with a freewheel pulley that smooths out belt loads for a quieter, longer-lasting accessory drive.

Show More Show Less

Hella Oil Pressure Switch - M12x1.5

T#:591881

Part#: 12611710509

Special Order: No Guaranteed ETA

$ 7.99 USD

Add to Wish List

Qty

$ 7.99 USD

Add to Wish List

Leaking or malfunctioning oil pressure switches can be disastrous

Select Vehicle

Purpose

Category

Electrical System

Brand

View All Brands

Price

Special Offers

Shipping